Donchin Ikebukuro Honten is a ramen shop in Ikebukuro that serves tonkotsu ramen made with pork bones, along with miso and shoyu ramen. Customers choose between straight noodles and wavy noodles, and adjust the flavor with garlic, pepper, and chili powder. Orders are placed and paid for in advance at a kiosk that supports Korean. Rice and an oomori upgrade are free. The broth is thick and oily, giving it a rich flavor.